from tkinter import *
print('Введите начальную координату X:')
X = int(input())
print('Введите начальную координату Y:')
Y = int(input())
print('Введите коэффициент увеличения N:')
N = int(input())


coords = [0,0,10,0,10,10,20,10,20,0,30,0,30,20,0,20,]

if N == 0 and X>=0 and X<=500 and Y>=0 and Y<=500:
    pass
else:
    if N > 0 and 0*N+X>=0 and 0*N+Y>=0 and 30*N+X<=500 and 20*N+Y<=500:
        pass
    else:
        if N < 0 and 30*N+X>=0 and 20*N+Y>=0 and 0*N+X<=500 and 0*N+Y<=500:
            pass
        else:
            print('Размер фигуры превышает максимальный размер поля')
            exit()


root = Tk()
root.title("ИТ марафон")
root.geometry("500x500")
root.resizable(width=False, height=False)
c = Canvas(bg="white", width=500, height=500)
c.pack(anchor=CENTER, expand=1)
c.create_polygon(coords[0]*N+X,
                 coords[1]*N+Y,
                 coords[2]*N+X,
                 coords[3]*N+Y,
                 coords[4]*N+X,
                 coords[5]*N+Y,
                 coords[6]*N+X,
                 coords[7]*N+Y,
                 coords[8]*N+X,
                 coords[9]*N+Y,
                 coords[10]*N+X,
                 coords[11]*N+Y,
                 coords[12]*N+X,
                 coords[13]*N+Y,
                 coords[14]*N+X,
                 coords[15]*N+Y,)
root.mainloop()


